fix(jans-auth-server): ssa tests does not work due to missed schema

**Describe the bug**

SSA tests does not work due to missed schema

https://jenkins.jans.io/jenkins/job/jans-auth-server/7578/

![image](https://user-images.githubusercontent.com/2013070/194033569-ef351984-c8f2-4ac5-90c2-40ef5f433382.png)

**Expected behavior**
Tests must be passed

